Question 4 According to the website www..gov, “About 25
Type numbers in the boxes.
percent of college students report academic consequences of their drinking aby Part 1: 5 points
including missing class, falling behind, doing poorly on exams or papers, and at Part 2: 5 points
receiving lower grades overall." A statistics student is curious about drinking
10 points
habits of students at his college. He wants to estimate the mean number of
alcoholic drinks consumed each week by students at his college. He plans to use a 90% confidence
interval. He surveys a random sample of 53 students. The sample mean is 3.92 alcoholic drinks per
week. The sample standard deviation is 3.62 drinks.
Construct the 90% confidence interval to estimate the average number of alcoholic drinks consumed
each week by students at this college.
Your answer should be rounded to 2 decimal places.
Question 5
Tune numbers in the boxes.